diff options
Diffstat (limited to 'sysdeps/sparc/sparc64/strlen.S')
| -rw-r--r-- | sysdeps/sparc/sparc64/strlen.S | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/sysdeps/sparc/sparc64/strlen.S b/sysdeps/sparc/sparc64/strlen.S deleted file mode 100644 index 25a63df03a..0000000000 --- a/sysdeps/sparc/sparc64/strlen.S +++ /dev/null @@ -1,85 +0,0 @@ -/* Determine the length of a string. For SPARC v9. - Copyright (C) 1998-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz>, - Jakub Jelinek <jj@ultra.linux.cz>, and - David S. Miller <davem@davemloft.net>. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <sysdep.h> - - .register %g2, #scratch - .register %g3, #scratch - - .text - .align 32 -ENTRY(strlen) - mov %o0, %o1 - andn %o0, 0x7, %o0 - - ldx [%o0], %o5 - and %o1, 0x7, %g1 - mov -1, %g5 - - sethi %hi(0x01010101), %o2 - sll %g1, 3, %g1 - - or %o2, %lo(0x01010101), %o2 - srlx %g5, %g1, %o3 - - sllx %o2, 32, %g1 - sethi %hi(0x0000ff00), %g5 - - orn %o5, %o3, %o5 - or %o2, %g1, %o2 - - sllx %o2, 7, %o3 -10: add %o0, 8, %o0 - - andn %o3, %o5, %g1 - sub %o5, %o2, %g2 - - andcc %g1, %g2, %g0 - be,a,pt %xcc, 10b - ldx [%o0], %o5 - srlx %o5, 32, %g1 - - andn %o3, %g1, %o4 - sub %g1, %o2, %g2 - - add %o0, 4, %g3 - andcc %o4, %g2, %g0 - movne %icc, %g1, %o5 - - move %icc, %g3, %o0 - or %g5, %lo(0x0000ff00), %g5 - mov 3 - 8, %g2 - - andcc %o5, %g5, %g0 - srlx %o5, 16, %g1 - move %icc, 2 - 8, %g2 - - andcc %g1, 0xff, %g0 - srl %o5, 24, %o5 - move %icc, 1 - 8, %g2 - - movrz %o5, 0 - 8, %g2 - sub %o0, %o1, %o0 - - retl - add %o0, %g2, %o0 -END(strlen) -libc_hidden_builtin_def (strlen) |